src/tools.c

   1 /*
   2  *      tools.c - this file is part of Geany, a fast and lightweight IDE
   3  *
   4  *      Copyright 2006-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
   5  *      Copyright 2006-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
   6  *
   7  *      This program is free software; you can redistribute it and/or modify
   8  *      it under the terms of the GNU General Public License as published by
   9  *      the Free Software Foundation; either version 2 of the License, or
  10  *      (at your option) any later version.
  11  *
  12  *      This program is distributed in the hope that it will be useful,
  13  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *      GNU General Public License for more details.
  16  *
  17  *      You should have received a copy of the GNU General Public License along
  18  *      with this program; if not, write to the Free Software Foundation, Inc.,
  19  *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 /*
  23  * Miscellaneous code for the built-in Tools menu items, and custom command code.
  24  * For Plugins code see plugins.c.
  25  */
  26
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include "tools.h"
  32
  33 #include "document.h"
  34 #include "keybindings.h"
  35 #include "sciwrappers.h"
  36 #include "support.h"
  37 #include "ui_utils.h"
  38 #include "utils.h"
  39 #include "win32.h"
  40
  41 #include "gtkcompat.h"
  42
  43 #include <stdlib.h>
  44 #include <unistd.h>
  45 #include <string.h>
  46 #include <errno.h>
  47
  48 #ifdef G_OS_UNIX
  49 # include <sys/types.h>
  50 # include <sys/wait.h>
  51 # include <signal.h>
  52 #endif
  53
  54
  55 enum
  56 {
  57         CC_COLUMN_ID,
  58         CC_COLUMN_STATUS,
  59         CC_COLUMN_TOOLTIP,
  60         CC_COLUMN_CMD,
  61         CC_COLUMN_LABEL,
  62         CC_COLUMN_COUNT
  63 };
  64
  65 /* custom commands code*/
  66 struct cc_dialog
  67 {
  68         guint count;
  69         GtkWidget *view;
  70         GtkTreeViewColumn *edit_column;
  71         GtkListStore *store;
  72         GtkTreeSelection *selection;
  73         GtkWidget *button_add;
  74         GtkWidget *button_remove;
  75         GtkWidget *button_up;
  76         GtkWidget *button_down;
  77 };
  78
  79 /* data required by the custom command callbacks */
  80 struct cc_data
  81 {
  82         const gchar *command;   /* command launched */
  83         GeanyDocument *doc;             /* document in which replace the selection */
  84         GString *buffer;                /* buffer holding stdout content, or NULL */
  85         gboolean error;                 /* whether and error occurred */
  86         gboolean finished;              /* whether the command has finished */
  87 };
  88
  89
  90 static gboolean cc_exists_command(const gchar *command)
  91 {
  92         gchar *path = g_find_program_in_path(command);
  93
  94         g_free(path);
  95
  96         return path != NULL;
  97 }
  98
  99
 100 /* update STATUS and TOOLTIP columns according to cmd */
 101 static void cc_dialog_update_row_status(GtkListStore *store, GtkTreeIter *iter, const gchar *cmd)
 102 {
 103         GError *err = NULL;
 104         const gchar *stock_id = GTK_STOCK_NO;
 105         gchar *tooltip = NULL;
 106         gint argc;
 107         gchar **argv;
 108
 109         if (EMPTY(cmd))
 110                 stock_id = GTK_STOCK_YES;
 111         else if (g_shell_parse_argv(cmd, &argc, &argv, &err))
 112         {
 113                 if (argc > 0 && cc_exists_command(argv[0]))
 114                         stock_id = GTK_STOCK_YES;
 115                 else
 116                         tooltip = g_strdup_printf(_("Invalid command: %s"), _("Command not found"));
 117                 g_strfreev(argv);
 118         }
 119         else
 120         {
 121                 tooltip = g_strdup_printf(_("Invalid command: %s"), err->message);
 122                 g_error_free(err);
 123         }
 124
 125         gtk_list_store_set(store, iter, CC_COLUMN_STATUS, stock_id, CC_COLUMN_TOOLTIP, tooltip, -1);
 126         g_free(tooltip);
 127 }
 128
 129
 130 /* adds a new row for custom command @p idx, or an new empty one if < 0 */
 131 static void cc_dialog_add_command(struct cc_dialog *cc, gint idx, gboolean start_editing)
 132 {
 133         GtkTreeIter iter;
 134         const gchar *cmd = NULL;
 135         const gchar *label = NULL;
 136         guint id = cc->count;
 137
 138         if (idx >= 0)
 139         {
 140                 cmd = ui_prefs.custom_commands[idx];
 141                 label = ui_prefs.custom_commands_labels[idx];
 142         }
 143
 144         cc->count++;
 145         gtk_list_store_append(cc->store, &iter);
 146         gtk_list_store_set(cc->store, &iter, CC_COLUMN_ID, id, CC_COLUMN_CMD, cmd, CC_COLUMN_LABEL, label, -1);
 147         cc_dialog_update_row_status(cc->store, &iter, cmd);
 148
 149         if (start_editing)
 150         {
 151                 GtkTreePath *path;
 152
 153                 gtk_widget_grab_focus(cc->view);
 154                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 155                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(cc->view), path, cc->edit_column, TRUE);
 156                 gtk_tree_path_free(path);
 157         }
 158 }
 159
 160
 161 static void cc_on_dialog_add_clicked(GtkButton *button, struct cc_dialog *cc)
 162 {
 163         cc_dialog_add_command(cc, -1, TRUE);
 164 }
 165
 166
 167 static void scroll_to_cursor(GtkTreeView *view)
 168 {
 169         GtkTreePath *path;
 170         GtkTreeViewColumn *column;
 171
 172         gtk_tree_view_get_cursor(view, &path, &column);
 173         if (path)
 174         {
 175                 gtk_tree_view_scroll_to_cell(view, path, column, FALSE, 1.0, 1.0);
 176                 gtk_tree_path_free(path);
 177         }
 178 }
 179
 180 static void cc_on_dialog_remove_clicked(GtkButton *button, struct cc_dialog *cc)
 181 {
 182         GtkTreeIter iter;
 183
 184         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 185         {
 186                 gtk_list_store_remove(cc->store, &iter);
 187                 scroll_to_cursor(GTK_TREE_VIEW(cc->view));
 188         }
 189 }
 190
 191
 192 static void cc_on_dialog_move_up_clicked(GtkButton *button, struct cc_dialog *cc)
 193 {
 194         GtkTreeIter iter;
 195
 196         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 197         {
 198                 GtkTreePath *path;
 199                 GtkTreeIter prev;
 200
 201                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 202                 if (gtk_tree_path_prev(path) &&
 203                         gtk_tree_model_get_iter(GTK_TREE_MODEL(cc->store), &prev, path))
 204                 {
 205                         gtk_list_store_move_before(cc->store, &iter, &prev);
 206                         scroll_to_cursor(GTK_TREE_VIEW(cc->view));
 207                 }
 208                 gtk_tree_path_free(path);
 209         }
 210 }
 211
 212
 213 static void cc_on_dialog_move_down_clicked(GtkButton *button, struct cc_dialog *cc)
 214 {
 215         GtkTreeIter iter;
 216
 217         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 218         {
 219                 GtkTreeIter next = iter;
 220
 221                 if (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc->store), &next))
 222                 {
 223                         gtk_list_store_move_after(cc->store, &iter, &next);
 224                         scroll_to_cursor(GTK_TREE_VIEW(cc->view));
 225                 }
 226         }
 227 }
 228
 229
 230 static gboolean cc_iofunc(GIOChannel *ioc, GIOCondition cond, gpointer user_data)
 231 {
 232         struct cc_data *data = user_data;
 233
 234         if (cond & (G_IO_IN | G_IO_PRI))
 235         {
 236                 gchar *msg = NULL;
 237                 GIOStatus rv;
 238                 GError *err = NULL;
 239
 240                 if (! data->buffer)
 241                         data->buffer = g_string_sized_new(256);
 242
 243                 do
 244                 {
 245                         rv = g_io_channel_read_line(ioc, &msg, NULL, NULL, &err);
 246                         if (msg != NULL)
 247                         {
 248                                 g_string_append(data->buffer, msg);
 249                                 g_free(msg);
 250                         }
 251                         if (G_UNLIKELY(err != NULL))
 252                         {
 253                                 geany_debug("%s: %s", G_STRFUNC, err->message);
 254                                 g_error_free(err);
 255                                 err = NULL;
 256                         }
 257                 } while (rv == G_IO_STATUS_NORMAL || rv == G_IO_STATUS_AGAIN);
 258
 259                 if (G_UNLIKELY(rv != G_IO_STATUS_EOF))
 260                 {       /* Something went wrong? */
 261                         g_warning("%s: %s\n", G_STRFUNC, "Incomplete command output");
 262                 }
 263         }
 264         return FALSE;
 265 }
 266
 267
 268 static gboolean cc_iofunc_err(GIOChannel *ioc, GIOCondition cond, gpointer user_data)
 269 {
 270         struct cc_data *data = user_data;
 271
 272         if (cond & (G_IO_IN | G_IO_PRI))
 273         {
 274                 gchar *msg = NULL;
 275                 GString *str = g_string_sized_new(256);
 276                 GIOStatus rv;
 277
 278                 do
 279                 {
 280                         rv = g_io_channel_read_line(ioc, &msg, NULL, NULL, NULL);
 281                         if (msg != NULL)
 282                         {
 283                                 g_string_append(str, msg);
 284                                 g_free(msg);
 285                         }
 286                 } while (rv == G_IO_STATUS_NORMAL || rv == G_IO_STATUS_AGAIN);
 287
 288                 if (!EMPTY(str->str))
 289                 {
 290                         g_warning("%s: %s\n", data->command, str->str);
 291                         ui_set_statusbar(TRUE,
 292                                 _("The executed custom command returned an error. "
 293                                 "Your selection was not changed. Error message: %s"),
 294                                 str->str);
 295                         data->error = TRUE;
 296
 297                 }
 298                 g_string_free(str, TRUE);
 299         }
 300         data->finished = TRUE;
 301         return FALSE;
 302 }
 303
 304
 305 static gboolean cc_replace_sel_cb(gpointer user_data)
 306 {
 307         struct cc_data *data = user_data;
 308
 309         if (! data->finished)
 310         {       /* keep this function in the main loop until cc_iofunc_err() has finished */
 311                 return TRUE;
 312         }
 313
 314         if (! data->error && data->buffer != NULL && DOC_VALID(data->doc))
 315         {       /* Command completed successfully */
 316                 sci_replace_sel(data->doc->editor->sci, data->buffer->str);
 317         }
 318
 319         if (data->buffer)
 320                 g_string_free(data->buffer, TRUE);
 321         g_slice_free1(sizeof *data, data);
 322
 323         return FALSE;
 324 }
 325
 326
 327 /* check whether the executed command failed and if so do nothing.
 328  * If it returned with a successful exit code, replace the selection. */
 329 static void cc_exit_cb(GPid child_pid, gint status, gpointer user_data)
 330 {
 331         struct cc_data *data = user_data;
 332
 333         /* if there was already an error, skip further checks */
 334         if (! data->error)
 335         {
 336 #ifdef G_OS_UNIX
 337                 if (WIFEXITED(status))
 338                 {
 339                         if (WEXITSTATUS(status) != EXIT_SUCCESS)
 340                                 data->error = TRUE;
 341                 }
 342                 else if (WIFSIGNALED(status))
 343                 {       /* the terminating signal: WTERMSIG (status)); */
 344                         data->error = TRUE;
 345                 }
 346                 else
 347                 {       /* any other failure occurred */
 348                         data->error = TRUE;
 349                 }
 350 #else
 351                 data->error = ! win32_get_exit_status(child_pid);
 352 #endif
 353
 354                 if (data->error)
 355                 {       /* here we are sure data->error was set due to an unsuccessful exit code
 356                          * and so we add an error message */
 357                         /* TODO maybe include the exit code in the error message */
 358                         ui_set_statusbar(TRUE,
 359                                 _("The executed custom command exited with an unsuccessful exit code."));
 360                 }
 361         }
 362
 363         g_idle_add(cc_replace_sel_cb, data);
 364         g_spawn_close_pid(child_pid);
 365 }
 366
 367
 368 /* Executes command (which should include all necessary command line args) and passes the current
 369  * selection through the standard input of command. The whole output of command replaces the
 370  * current selection. */
 371 void tools_execute_custom_command(GeanyDocument *doc, const gchar *command)
 372 {
 373         GError *error = NULL;
 374         GPid pid;
 375         gchar **argv;
 376         gint stdin_fd;
 377         gint stdout_fd;
 378         gint stderr_fd;
 379
 380         g_return_if_fail(DOC_VALID(doc) && command != NULL);
 381
 382         if (! sci_has_selection(doc->editor->sci))
 383                 editor_select_lines(doc->editor, FALSE);
 384
 385         if (!g_shell_parse_argv(command, NULL, &argv, &error))
 386         {
 387                 ui_set_statusbar(TRUE, _("Custom command failed: %s"), error->message);
 388                 g_error_free(error);
 389                 return;
 390         }
 391         ui_set_statusbar(TRUE, _("Passing data and executing custom command: %s"), command);
 392
 393         if (g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
 394                                                 NULL, NULL, &pid, &stdin_fd, &stdout_fd, &stderr_fd, &error))
 395         {
 396                 gchar *sel;
 397                 gint remaining, wrote;
 398                 struct cc_data *data = g_slice_alloc(sizeof *data);
 399
 400                 data->error = FALSE;
 401                 data->finished = FALSE;
 402                 data->buffer = NULL;
 403                 data->doc = doc;
 404                 data->command = command;
 405
 406                 g_child_watch_add(pid, cc_exit_cb, data);
 407
 408                 /* use GIOChannel to monitor stdout */
 409                 utils_set_up_io_channel(stdout_fd, G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
 410                                 FALSE, cc_iofunc, data);
 411                 /* copy program's stderr to Geany's stdout to help error tracking */
 412                 utils_set_up_io_channel(stderr_fd, G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
 413                                 FALSE, cc_iofunc_err, data);
 414
 415                 /* get selection */
 416                 sel = sci_get_selection_contents(doc->editor->sci);
 417
 418                 /* write data to the command */
 419                 remaining = strlen(sel);
 420                 do
 421                 {
 422                         wrote = write(stdin_fd, sel, remaining);
 423                         if (G_UNLIKELY(wrote < 0))
 424                         {
 425                                 g_warning("%s: %s: %s\n", G_STRFUNC, "Failed sending data to command",
 426                                                                                 g_strerror(errno));
 427                                 break;
 428                         }
 429                         remaining -= wrote;
 430                 } while (remaining > 0);
 431                 close(stdin_fd);
 432                 g_free(sel);
 433         }
 434         else
 435         {
 436                 geany_debug("g_spawn_async_with_pipes() failed: %s", error->message);
 437                 ui_set_statusbar(TRUE, _("Custom command failed: %s"), error->message);
 438                 g_error_free(error);
 439         }
 440
 441         g_strfreev(argv);
 442 }
 443
 444
 445 static void cc_dialog_on_command_edited(GtkCellRendererText *renderer, gchar *path, gchar *text,
 446                 struct cc_dialog *cc)
 447 {
 448         GtkTreeIter iter;
 449
 450         gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(cc->store), &iter, path);
 451         gtk_list_store_set(cc->store, &iter, CC_COLUMN_CMD, text, -1);
 452         cc_dialog_update_row_status(cc->store, &iter, text);
 453 }
 454
 455
 456 static void cc_dialog_on_label_edited(GtkCellRendererText *renderer, gchar *path, gchar *text,
 457                 struct cc_dialog *cc)
 458 {
 459         GtkTreeIter iter;
 460
 461         gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(cc->store), &iter, path);
 462         gtk_list_store_set(cc->store, &iter, CC_COLUMN_LABEL, text, -1);
 463 }
 464
 465
 466 /* re-compute IDs to reflect the current store state */
 467 static void cc_dialog_update_ids(struct cc_dialog *cc)
 468 {
 469         GtkTreeIter iter;
 470
 471         cc->count = 1;
 472         if (! gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc->store), &iter))
 473                 return;
 474
 475         do
 476         {
 477                 gtk_list_store_set(cc->store, &iter, CC_COLUMN_ID, cc->count, -1);
 478                 cc->count++;
 479         }
 480         while (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc->store), &iter));
 481 }
 482
 483
 484 /* update sensitiveness of the buttons according to the selection */
 485 static void cc_dialog_update_sensitive(struct cc_dialog *cc)
 486 {
 487         GtkTreeIter iter;
 488         gboolean has_selection = FALSE;
 489         gboolean first_selected = FALSE;
 490         gboolean last_selected = FALSE;
 491
 492         if ((has_selection = gtk_tree_selection_get_selected(cc->selection, NULL, &iter)))
 493         {
 494                 GtkTreePath *path;
 495                 GtkTreePath *copy;
 496
 497                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 498                 copy = gtk_tree_path_copy(path);
 499                 first_selected = ! gtk_tree_path_prev(copy);
 500                 gtk_tree_path_free(copy);
 501                 gtk_tree_path_next(path);
 502                 last_selected = ! gtk_tree_model_get_iter(GTK_TREE_MODEL(cc->store), &iter, path);
 503                 gtk_tree_path_free(path);
 504         }
 505
 506         gtk_widget_set_sensitive(cc->button_remove, has_selection);
 507         gtk_widget_set_sensitive(cc->button_up, has_selection && ! first_selected);
 508         gtk_widget_set_sensitive(cc->button_down, has_selection && ! last_selected);
 509 }
 510
 511
 512 static void cc_dialog_on_tree_selection_changed(GtkTreeSelection *selection, struct cc_dialog *cc)
 513 {
 514         cc_dialog_update_sensitive(cc);
 515 }
 516
 517
 518 static void cc_dialog_on_row_inserted(GtkTreeModel *model, GtkTreePath  *path, GtkTreeIter *iter,
 519                 struct cc_dialog *cc)
 520 {
 521         cc_dialog_update_ids(cc);
 522         cc_dialog_update_sensitive(cc);
 523 }
 524
 525
 526 static void cc_dialog_on_row_deleted(GtkTreeModel *model, GtkTreePath  *path, struct cc_dialog *cc)
 527 {
 528         cc_dialog_update_ids(cc);
 529         cc_dialog_update_sensitive(cc);
 530 }
 531
 532
 533 static void cc_dialog_on_rows_reordered(GtkTreeModel *model, GtkTreePath  *path, GtkTreeIter *iter,
 534                 gpointer new_order, struct cc_dialog *cc)
 535 {
 536         cc_dialog_update_ids(cc);
 537         cc_dialog_update_sensitive(cc);
 538 }
 539
 540
 541 static void cc_show_dialog_custom_commands(void)
 542 {
 543         GtkWidget *dialog, *label, *vbox, *scroll, *buttonbox;
 544         GtkCellRenderer *renderer;
 545         GtkTreeViewColumn *column;
 546         guint i;
 547         struct cc_dialog cc;
 548
 549         dialog = gtk_dialog_new_with_buttons(_("Set Custom Commands"), GTK_WINDOW(main_widgets.window),
 550                                                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 551                                                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL);
 552         gtk_window_set_default_size(GTK_WINDOW(dialog), 300, 300); /* give a reasonable minimal default size */
 553         vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
 554         gtk_box_set_spacing(GTK_BOX(vbox), 6);
 555         gtk_widget_set_name(dialog, "GeanyDialog");
 556
 557         label = gtk_label_new(_("You can send the current selection to any of these commands and the output of the command replaces the current selection."));
 558         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 559         gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
 560         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 561
 562         cc.count = 1;
 563         cc.store = gtk_list_store_new(CC_COLUMN_COUNT, G_TYPE_UINT, G_TYPE_STRING, G_TYPE_STRING,
 564                         G_TYPE_STRING, G_TYPE_STRING);
 565         cc.view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(cc.store));
 566         ui_tree_view_set_tooltip_text_column(GTK_TREE_VIEW(cc.view), CC_COLUMN_TOOLTIP);
 567         gtk_tree_view_set_reorderable(GTK_TREE_VIEW(cc.view), TRUE);
 568         cc.selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(cc.view));
 569         /* ID column */
 570         renderer = gtk_cell_renderer_text_new();
 571         column = gtk_tree_view_column_new_with_attributes(_("ID"), renderer, "text", CC_COLUMN_ID, NULL);
 572         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 573         /* command column, holding status and command display */
 574         column = g_object_new(GTK_TYPE_TREE_VIEW_COLUMN, "title", _("Command"), "expand", TRUE, "resizable", TRUE, NULL);
 575         renderer = gtk_cell_renderer_pixbuf_new();
 576         gtk_tree_view_column_pack_start(column, renderer, FALSE);
 577         gtk_tree_view_column_set_attributes(column, renderer, "stock-id", CC_COLUMN_STATUS, NULL);
 578         renderer = gtk_cell_renderer_text_new();
 579         g_object_set(renderer, "editable", TRUE, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 580         g_signal_connect(renderer, "edited", G_CALLBACK(cc_dialog_on_command_edited), &cc);
 581         gtk_tree_view_column_pack_start(column, renderer, TRUE);
 582         gtk_tree_view_column_set_attributes(column, renderer, "text", CC_COLUMN_CMD, NULL);
 583         cc.edit_column = column;
 584         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 585         /* label column */
 586         renderer = gtk_cell_renderer_text_new();
 587         g_object_set(renderer, "editable", TRUE, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 588         g_signal_connect(renderer, "edited", G_CALLBACK(cc_dialog_on_label_edited), &cc);
 589         column = gtk_tree_view_column_new_with_attributes(_("Label"), renderer, "text", CC_COLUMN_LABEL, NULL);
 590         g_object_set(column, "expand", TRUE, "resizable", TRUE, NULL);
 591         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 592
 593         scroll = gtk_scrolled_window_new(NULL, NULL);
 594         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll), GTK_POLICY_AUTOMATIC,
 595                         GTK_POLICY_AUTOMATIC);
 596         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll), GTK_SHADOW_IN);
 597         gtk_container_add(GTK_CONTAINER(scroll), cc.view);
 598         gtk_box_pack_start(GTK_BOX(vbox), scroll, TRUE, TRUE, 0);
 599
 600         if (ui_prefs.custom_commands != NULL)
 601         {
 602                 GtkTreeIter iter;
 603                 guint len = g_strv_length(ui_prefs.custom_commands);
 604
 605                 for (i = 0; i < len; i++)
 606                 {
 607                         if (EMPTY(ui_prefs.custom_commands[i]))
 608                                 continue; /* skip empty fields */
 609
 610                         cc_dialog_add_command(&cc, i, FALSE);
 611                 }
 612
 613                 /* focus the first row if any */
 614                 if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc.store), &iter))
 615                 {
 616                         GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc.store), &iter);
 617
 618                         gtk_tree_view_set_cursor(GTK_TREE_VIEW(cc.view), path, cc.edit_column, FALSE);
 619                         gtk_tree_path_free(path);
 620                 }
 621         }
 622
 623         buttonbox = gtk_hbutton_box_new();
 624         gtk_box_set_spacing(GTK_BOX(buttonbox), 6);
 625         gtk_box_pack_start(GTK_BOX(vbox), buttonbox, FALSE, FALSE, 0);
 626         cc.button_add = gtk_button_new_from_stock(GTK_STOCK_ADD);
 627         g_signal_connect(cc.button_add, "clicked", G_CALLBACK(cc_on_dialog_add_clicked), &cc);
 628         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_add);
 629         cc.button_remove = gtk_button_new_from_stock(GTK_STOCK_REMOVE);
 630         g_signal_connect(cc.button_remove, "clicked", G_CALLBACK(cc_on_dialog_remove_clicked), &cc);
 631         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_remove);
 632         cc.button_up = gtk_button_new_from_stock(GTK_STOCK_GO_UP);
 633         g_signal_connect(cc.button_up, "clicked", G_CALLBACK(cc_on_dialog_move_up_clicked), &cc);
 634         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_up);
 635         cc.button_down = gtk_button_new_from_stock(GTK_STOCK_GO_DOWN);
 636         g_signal_connect(cc.button_down, "clicked", G_CALLBACK(cc_on_dialog_move_down_clicked), &cc);
 637         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_down);
 638
 639         cc_dialog_update_sensitive(&cc);
 640
 641         /* only connect the selection signal when all other cc_dialog fields are set */
 642         g_signal_connect(cc.selection, "changed", G_CALLBACK(cc_dialog_on_tree_selection_changed), &cc);
 643         g_signal_connect(cc.store, "row-inserted", G_CALLBACK(cc_dialog_on_row_inserted), &cc);
 644         g_signal_connect(cc.store, "row-deleted", G_CALLBACK(cc_dialog_on_row_deleted), &cc);
 645         g_signal_connect(cc.store, "rows-reordered", G_CALLBACK(cc_dialog_on_rows_reordered), &cc);
 646
 647         gtk_widget_show_all(vbox);
 648
 649         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
 650         {
 651                 GSList *cmd_list = NULL;
 652                 GSList *lbl_list = NULL;
 653                 gint len = 0;
 654                 gchar **commands = NULL;
 655                 gchar **labels = NULL;
 656                 GtkTreeIter iter;
 657
 658                 if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc.store), &iter))
 659                 {
 660                         do
 661                         {
 662                                 gchar *cmd;
 663                                 gchar *lbl;
 664
 665                                 gtk_tree_model_get(GTK_TREE_MODEL(cc.store), &iter, CC_COLUMN_CMD, &cmd, CC_COLUMN_LABEL, &lbl, -1);
 666                                 if (!EMPTY(cmd))
 667                                 {
 668                                         cmd_list = g_slist_prepend(cmd_list, cmd);
 669                                         lbl_list = g_slist_prepend(lbl_list, lbl);
 670                                         len++;
 671                                 }
 672                                 else
 673                                 {
 674                                         g_free(cmd);
 675                                         g_free(lbl);
 676                                 }
 677                         }
 678                         while (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc.store), &iter));
 679                 }
 680                 cmd_list = g_slist_reverse(cmd_list);
 681                 lbl_list = g_slist_reverse(lbl_list);
 682                 /* create a new null-terminated array but only if there is any commands defined */
 683                 if (len > 0)
 684                 {
 685                         gint j = 0;
 686                         GSList *cmd_node, *lbl_node;
 687
 688                         commands = g_new(gchar*, len + 1);
 689                         labels = g_new(gchar*, len + 1);
 690                         /* walk commands and labels lists */
 691                         for (cmd_node = cmd_list, lbl_node = lbl_list; cmd_node != NULL; cmd_node = cmd_node->next, lbl_node = lbl_node->next)
 692                         {
 693                                 commands[j] = (gchar*) cmd_node->data;
 694                                 labels[j] = (gchar*) lbl_node->data;
 695                                 j++;
 696                         }
 697                         /* null-terminate the arrays */
 698                         commands[j] = NULL;
 699                         labels[j] = NULL;
 700                 }
 701                 /* set the new arrays */
 702                 g_strfreev(ui_prefs.custom_commands);
 703                 ui_prefs.custom_commands = commands;
 704                 g_strfreev(ui_prefs.custom_commands_labels);
 705                 ui_prefs.custom_commands_labels = labels;
 706                 /* rebuild the menu items */
 707                 tools_create_insert_custom_command_menu_items();
 708
 709                 g_slist_free(cmd_list);
 710                 g_slist_free(lbl_list);
 711         }
 712         gtk_widget_destroy(dialog);
 713 }
 714
 715
 716 static void cc_on_custom_command_activate(GtkMenuItem *menuitem, gpointer user_data)
 717 {
 718         GeanyDocument *doc = document_get_current();
 719         gint command_idx;
 720
 721         g_return_if_fail(DOC_VALID(doc));
 722
 723         command_idx = GPOINTER_TO_INT(user_data);
 724
 725         if (ui_prefs.custom_commands == NULL ||
 726                 command_idx < 0 || command_idx > (gint) g_strv_length(ui_prefs.custom_commands))
 727         {
 728                 cc_show_dialog_custom_commands();
 729                 return;
 730         }
 731
 732         /* send it through the command and when the command returned the output the current selection
 733          * will be replaced */
 734         tools_execute_custom_command(doc, ui_prefs.custom_commands[command_idx]);
 735 }
 736
 737
 738 static void cc_insert_custom_command_items(GtkMenu *me, const gchar *label, const gchar *tooltip, gint idx)
 739 {
 740         GtkWidget *item;
 741         gint key_idx = -1;
 742         GeanyKeyBinding *kb = NULL;
 743
 744         switch (idx)
 745         {
 746                 case 0: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD1; break;
 747                 case 1: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD2; break;
 748                 case 2: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD3; break;
 749         }
 750
 751         item = gtk_menu_item_new_with_label(label);
 752         gtk_widget_set_tooltip_text(item, tooltip);
 753         if (key_idx != -1)
 754         {
 755                 kb = keybindings_lookup_item(GEANY_KEY_GROUP_FORMAT, key_idx);
 756                 if (kb->key > 0)
 757                 {
 758                         gtk_widget_add_accelerator(item, "activate", gtk_accel_group_new(),
 759                                 kb->key, kb->mods, GTK_ACCEL_VISIBLE);
 760                 }
 761         }
 762         gtk_container_add(GTK_CONTAINER(me), item);
 763         gtk_widget_show(item);
 764         g_signal_connect(item, "activate", G_CALLBACK(cc_on_custom_command_activate),
 765                 GINT_TO_POINTER(idx));
 766 }
 767
 768
 769 void tools_create_insert_custom_command_menu_items(void)
 770 {
 771         GtkMenu *menu_edit = GTK_MENU(ui_lookup_widget(main_widgets.window, "send_selection_to2_menu"));
 772         GtkWidget *item;
 773         GList *me_children, *node;
 774
 775         /* first clean the menus to be able to rebuild them */
 776         me_children = gtk_container_get_children(GTK_CONTAINER(menu_edit));
 777         foreach_list(node, me_children)
 778                 gtk_widget_destroy(GTK_WIDGET(node->data));
 779         g_list_free(me_children);
 780
 781         if (ui_prefs.custom_commands == NULL || g_strv_length(ui_prefs.custom_commands) == 0)
 782         {
 783                 item = gtk_menu_item_new_with_label(_("No custom commands defined."));
 784                 gtk_container_add(GTK_CONTAINER(menu_edit), item);
 785                 gtk_widget_set_sensitive(item, FALSE);
 786                 gtk_widget_show(item);
 787         }
 788         else
 789         {
 790                 guint i, len;
 791                 gint idx = 0;
 792                 len = g_strv_length(ui_prefs.custom_commands);
 793                 for (i = 0; i < len; i++)
 794                 {
 795                         const gchar *label = ui_prefs.custom_commands_labels[i];
 796
 797                         if (EMPTY(label))
 798                                 label = ui_prefs.custom_commands[i];
 799                         if (!EMPTY(label)) /* skip empty items */
 800                         {
 801                                 cc_insert_custom_command_items(menu_edit, label, ui_prefs.custom_commands[i], idx);
 802                                 idx++;
 803                         }
 804                 }
 805         }
 806
 807         /* separator and Set menu item */
 808         item = gtk_separator_menu_item_new();
 809         gtk_container_add(GTK_CONTAINER(menu_edit), item);
 810         gtk_widget_show(item);
 811
 812         cc_insert_custom_command_items(menu_edit, _("Set Custom Commands"), NULL, -1);
 813 }
 814
 815
 816 /* (stolen from bluefish, thanks)
 817  * Returns number of characters, lines and words in the supplied gchar*.
 818  * Handles UTF-8 correctly. Input must be properly encoded UTF-8.
 819  * Words are defined as any characters grouped, separated with spaces. */
 820 static void word_count(gchar *text, guint *chars, guint *lines, guint *words)
 821 {
 822         guint in_word = 0;
 823         gunichar utext;
 824
 825         if (! text)
 826                 return; /* politely refuse to operate on NULL */
 827
 828         *chars = *words = *lines = 0;
 829         while (*text != '\0')
 830         {
 831                 (*chars)++;
 832
 833                 switch (*text)
 834                 {
 835                         case '\n':
 836                                 (*lines)++;
 837                         case '\r':
 838                         case '\f':
 839                         case '\t':
 840                         case ' ':
 841                         case '\v':
 842                                 mb_word_separator:
 843                                 if (in_word)
 844                                 {
 845                                         in_word = 0;
 846                                         (*words)++;
 847                                 }
 848                                 break;
 849                         default:
 850                                 utext = g_utf8_get_char_validated(text, 2); /* This might be an utf-8 char */
 851                                 if (g_unichar_isspace(utext)) /* Unicode encoded space? */
 852                                         goto mb_word_separator;
 853                                 if (g_unichar_isgraph(utext)) /* Is this something printable? */
 854                                         in_word = 1;
 855                                 break;
 856                 }
 857                 /* Even if the current char is 2 bytes, this will iterate correctly. */
 858                 text = g_utf8_next_char(text);
 859         }
 860
 861         /* Capture last word, if there's no whitespace at the end of the file. */
 862         if (in_word)
 863                 (*words)++;
 864         /* We start counting line numbers from 1 */
 865         if (*chars > 0)
 866                 (*lines)++;
 867 }
 868
 869
 870 void tools_word_count(void)
 871 {
 872         GtkWidget *dialog, *label, *vbox, *table;
 873         GeanyDocument *doc;
 874         guint chars = 0, lines = 0, words = 0;
 875         gchar *text;
 876         const gchar *range;
 877
 878         doc = document_get_current();
 879         g_return_if_fail(doc != NULL);
 880
 881         dialog = gtk_dialog_new_with_buttons(_("Word Count"), GTK_WINDOW(main_widgets.window),
 882                                                                                  GTK_DIALOG_DESTROY_WITH_PARENT,
 883                                                                                  GTK_STOCK_CLOSE, GTK_RESPONSE_CANCEL, NULL);
 884         vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
 885         gtk_widget_set_name(dialog, "GeanyDialog");
 886
 887         if (sci_has_selection(doc->editor->sci))
 888         {
 889                 text = sci_get_selection_contents(doc->editor->sci);
 890                 range = _("selection");
 891         }
 892         else
 893         {
 894                 text = sci_get_contents(doc->editor->sci, -1);
 895                 range = _("whole document");
 896         }
 897         word_count(text, &chars, &lines, &words);
 898         g_free(text);
 899
 900         table = gtk_table_new(4, 2, FALSE);
 901         gtk_table_set_row_spacings(GTK_TABLE(table), 5);
 902         gtk_table_set_col_spacings(GTK_TABLE(table), 10);
 903
 904         label = gtk_label_new(_("Range:"));
 905         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 0, 1,
 906                                         (GtkAttachOptions) (GTK_FILL),
 907                                         (GtkAttachOptions) (0), 0, 0);
 908         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 909
 910         label = gtk_label_new(range);
 911         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 0, 1,
 912                                         (GtkAttachOptions) (GTK_FILL),
 913                                         (GtkAttachOptions) (0), 20, 0);
 914         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 915
 916         label = gtk_label_new(_("Lines:"));
 917         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 1, 2,
 918                                         (GtkAttachOptions) (GTK_FILL),
 919                                         (GtkAttachOptions) (0), 0, 0);
 920         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 921
 922         text = g_strdup_printf("%d", lines);
 923         label = gtk_label_new(text);
 924         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 1, 2,
 925                                         (GtkAttachOptions) (GTK_FILL),
 926                                         (GtkAttachOptions) (0), 20, 0);
 927         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 928         g_free(text);
 929
 930         label = gtk_label_new(_("Words:"));
 931         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 2, 3,
 932                                         (GtkAttachOptions) (GTK_FILL),
 933                                         (GtkAttachOptions) (0), 0, 0);
 934         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 935
 936         text = g_strdup_printf("%d", words);
 937         label = gtk_label_new(text);
 938         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 2, 3,
 939                                         (GtkAttachOptions) (GTK_FILL),
 940                                         (GtkAttachOptions) (0), 20, 0);
 941         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 942         g_free(text);
 943
 944         label = gtk_label_new(_("Characters:"));
 945         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 3, 4,
 946                                         (GtkAttachOptions) (GTK_FILL),
 947                                         (GtkAttachOptions) (0), 0, 0);
 948         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 949
 950         text = g_strdup_printf("%d", chars);
 951         label = gtk_label_new(text);
 952         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 3, 4,
 953                                         (GtkAttachOptions) (GTK_FILL),
 954                                         (GtkAttachOptions) (0), 20, 0);
 955         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 956         g_free(text);
 957
 958         gtk_container_add(GTK_CONTAINER(vbox), table);
 959
 960         g_signal_connect(dialog, "response", G_CALLBACK(gtk_widget_destroy), dialog);
 961         g_signal_connect(dialog, "delete-event", G_CALLBACK(gtk_widget_destroy), dialog);
 962
 963         gtk_widget_show_all(dialog);
 964 }
 965
 966
 967 /*
 968  * color dialog callbacks
 969  */
 970 static void on_color_dialog_response(GtkDialog *dialog, gint response, gpointer user_data)
 971 {
 972         switch (response)
 973         {
 974                 case GTK_RESPONSE_OK:
 975                         gtk_widget_hide(ui_widgets.open_colorsel);
 976                         /* fall through */
 977                 case GTK_RESPONSE_APPLY:
 978                 {
 979                         GdkColor color;
 980                         GeanyDocument *doc = document_get_current();
 981                         gchar *hex;
 982                         GtkWidget *colorsel;
 983
 984                         g_return_if_fail(doc != NULL);
 985
 986                         colorsel = gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel));
 987                         gtk_color_selection_get_current_color(GTK_COLOR_SELECTION(colorsel), &color);
 988
 989                         hex = utils_get_hex_from_color(&color);
 990                         editor_insert_color(doc->editor, hex);
 991                         g_free(hex);
 992                         break;
 993                 }
 994
 995                 default:
 996                         gtk_widget_hide(ui_widgets.open_colorsel);
 997         }
 998 }
 999
1000
1001 /* This shows the color selection dialog to choose a color. */
1002 void tools_color_chooser(const gchar *color)
1003 {
1004         GdkColor gc;
1005         GtkWidget *colorsel;
1006
1007 #ifdef G_OS_WIN32
1008         if (interface_prefs.use_native_windows_dialogs)
1009         {
1010                 win32_show_color_dialog(color);
1011                 return;
1012         }
1013 #endif
1014
1015         if (ui_widgets.open_colorsel == NULL)
1016         {
1017                 ui_widgets.open_colorsel = gtk_color_selection_dialog_new(_("Color Chooser"));
1018                 gtk_dialog_add_button(GTK_DIALOG(ui_widgets.open_colorsel), GTK_STOCK_APPLY, GTK_RESPONSE_APPLY);
1019                 ui_dialog_set_primary_button_order(GTK_DIALOG(ui_widgets.open_colorsel),
1020                                 GTK_RESPONSE_APPLY, GTK_RESPONSE_CANCEL, GTK_RESPONSE_OK, -1);
1021                 gtk_widget_set_name(ui_widgets.open_colorsel, "GeanyDialog");
1022                 gtk_window_set_transient_for(GTK_WINDOW(ui_widgets.open_colorsel), GTK_WINDOW(main_widgets.window));
1023                 colorsel = gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel));
1024                 gtk_color_selection_set_has_palette(GTK_COLOR_SELECTION(colorsel), TRUE);
1025
1026                 g_signal_connect(ui_widgets.open_colorsel, "response",
1027                                                 G_CALLBACK(on_color_dialog_response), NULL);
1028                 g_signal_connect(ui_widgets.open_colorsel, "delete-event",
1029                                                 G_CALLBACK(gtk_widget_hide_on_delete), NULL);
1030         }
1031         else
1032                 colorsel = gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel));
1033         /* if color is non-NULL set it in the dialog as preselected color */
1034         if (color != NULL && utils_parse_color(color, &gc))
1035         {
1036                 gtk_color_selection_set_current_color(GTK_COLOR_SELECTION(colorsel), &gc);
1037                 gtk_color_selection_set_previous_color(GTK_COLOR_SELECTION(colorsel), &gc);
1038         }
1039
1040         /* We make sure the dialog is visible. */
1041         gtk_window_present(GTK_WINDOW(ui_widgets.open_colorsel));
1042 }